# Posts by kim

Total # Posts: 2,674

math
You make cards and sell them for $2.50 each. It costs$1.15 to print each card. You also pay $50 for supplies. How many cards must you sell to meet the cost for making the cards (you break even)? Round up to the next whole card. math 4th grade The area of Charleston vegetable garden is 40 square feet.If the width of the garden is feet. What is the length of the garden? math 4th grade The question is correct. This is way the she gave the problem math 4th grade Mrs. Myers makes a flower garden outside the club house. The garden is 23 meters wide and 27 meters long. What is the area of Mrs. Myers garden? math 4th grade The area of Mrs. Charleston vegetables garden is 40 square feet.If the width of a garden is feet. What is the length of the garden? Managerial Finance Isabelle wants to save up an amount of$150,000 for her son's college education fees, coming up in 5 years. Find the amount that should be invested today if the bank pays an interest rate of 5% compounded annually

Math
A rectangle ABCD is inscribed in a circle of radius 'a'. Find the 'area of the rectangle' function and state the domain.

math
There were six hundred students to a football match the beginning of the match there one thousand students

Math- Calc
Suppose f(x)= |x^(2)+2x−63|. Where is f(x) not differentiable?

Math
Hmm, DNE was incorrect.

physics
A ball is tossed from an upper-story window of a building. The ball is given an initial velocity of 7.50 m/s at an angle of 18.0° below the horizontal. It strikes the ground 5.00 s later. (a) How far horizontally from the base of the building does the ball strike the ...

Math
Thank you so much :)

Math
Impulses in nerve fibers travel at a speed of 293 ft./sec . the distance D traveled in T seconds is given by D =293t . how long would it take an impulse to travel from the brain to the toes of a person who is 6 feet tall? My answer: 6ft=293t 6/293=0.020477 seconds?

math
Your math test has 38 questions and is worth 200. points. The test consist of multiple choice questions worth 4 points each and open ended questions worth 20 points each. How many of each type of question are there?

Math
During a sale at a store, you buy 3 sweatshirts and two pairs of sweatpants for 85.50. Later you buy 3 more sweatshirts and 4 more pairs of sweatpants for 123.00. WHat is the sale price of each sweatshirt and each pair of sweatpants? How did you get the answer what formula

Math
A student bought 3 boxes of pencils and 2 boxes of pens for $6. He then bought 2 boxes of pencils and 4 boxes of pens for$8. Find the cost of each box of pencils and each box of pens.

Introductory algebra
1/11-(-4/11) add or subtract as indicated

physics
A tourist being chased by an angry bear is running in a straight line toward his car at a speed of 3.55 m/s. The car is a distance d away. The bear is 17.1 m behind the tourist and running at 4.84 m/s. The tourist reaches the car safely. What is the maximum possible value for d?

MATH
Well. This just stinks.

MATH
Sorry, these were the right answers. :/

MATH
1. Which is equivalent to this expression? 9 – 5(4 – 2) / 3 + 5 A. -13/8 B. -1/8 C. 1 *** D. 7/4 2. There are 2 linen closets and 3 walk-in closets in each apartment in a building. The total number of closets in the building can be represented by 2n + 3n, where n ...

Math
Find ∑(j=12 up to 99) of 2j+1/(((j+1)^2)j^2)

Social Studies
Never mind people! im in 6th grade.

Social Studies
I need help with this to!!!

Physics
If a 1350 kg minivan hits a barrier with a force of 2500 n and stops in 2.8 sec, how fast must the minivan have been traveling?

math
In right triangle ABC,BC=8cm and AC=17cm.Find the value of sin C

math
what is the dimension of 100 ft diagonal?

Math
There is a box and inside it is a bunch of hats. 1/6 of the hats are red, 1/3 of the hats are blue. 3/7 of the remainder are green. There are 27 green hats. How many hats are there in total?

Math
The telephone company wants to know how many different phone numbers are available for one area code. the only restrictions are on the prefixes, you can't start with a zero and you can't use 411, 611, 811, 911, or 555. how many different phone numbers are available?

grammar
ask not what your country can do for you but ask what you can do for your country,said john f.kennedy. tell me how to change this sentence in indirect speech

Geometry
If congruent side FH is a median of△EFG,find the perimeter of △EFG

math
Michael spends three hours cleaning his house you spend equal amount of time cleaning each room you spend a half an hour cleaning its room how many rooms does he have left 3/1 ÷1/2= 3/1× 2/1 =6/1 =6

math
the total surface of a cube that is y inches on each side.what is the algevraic expression

So is my equation correct?

A cos wave has its first maximum at the point (pie/2, 2) and its first minimum at (5pie/2, -4) what is the equation of the function? I remember writing 3cos(1/2(x-pie/2)-1 but I'm sure that it's wrong ?

Math trigonometry
A cos wave has its first maximum at the point (pie/2, 2) and its first minimum at (5pie/2, -4) what is the equation of the function? I remember writing 3cos(1/2(x-pie/2)-1 but I'm sure that it's wrong ?

Math
A cos wave has its first maximum at the point (pie/2, 2) and its first minimum at (5pie/2, -4) what is the equation of the function? I remember writing 3cos(1/2(x-pie/2)-1 but I'm sure that it's wrong ?

Math
Determine the angles if sin= -1/2 My answers were 11pie/6 and 4pie/3 ?

physics
What thickness of Pyrex glass would have the same R−factor as a 1.0−cm thick stagnant air pocket?

Science 8

Chemistry
12.903

Chemistry
and NH4H2PO4 thanks DrBob22

Chemistry
Write the formulas of the compounds formed by NH4+ with the following anions: CN-, ClO3-, SO42-, H2PO4-

physics
Calculate the Specific Gravity of an object that sinks in water if m = 21.97 g and mA = 17.40 g.

phyics
Calculate the specific gravity of a liquid given the following information: m = 59.30 g, mA = 33.78 g, mL = 43.60 g.

Pre-calculus
Initially 600 milligrams of a radioactive substance was present. After 7 hours the mass had decreased by 3%. Construct an exponential model A(t) = A0ekt for the amount remaining of the decaying substance after t hours. Find the amount remaining after 24 hours.

Statistics
The ratio of brown M&M’s in a bag is stated by the candy company to be 56%. If a random sample of 500 bags is selected, determine the probability that the sample proportion of random bags of M&M’s selected has a percentage of brown between 51% and 59% p=.56 standard ...

Chem
The solubility of calcium sulfate is1.90g of caso4 per liter of aquences solution at 25c. The formula weight of caso4 is 136.11 calculate the solubility product of caso4.

physics
If a standing wave with 10 antinodes occurs at a frequency of 44.1 Hz, at what frequency would you look for the n = 2 standing wave?

physics
If a standing wave with 10 antinodes occurs at a frequency of 44.1 Hz, at what frequency would you look for the n = 2 standing

physics
You take a set of measurements for the wavelengths and frequencies of standing waves on a string that is under a tension of 2.20 N. You use your data to create a plot of wavelength (in m) vs inverse frequency (in s) and the linear fit of your graph gives a slope of 19.0. What ...

mATH
Mr. Adams said that 10 more than 7 times his age is 9 years fewer than 5 times his age with the digits reversed. How old is Mr. Adams?

Math
If a triangl if a triangle triangle has a perimeter of three units with a row of two connecting triangles the parameters for units what is the perimeter of a row of Tronic 20 triangles triangles

math
moniques family was very impressed with their waitress. the cost of their dinner was \$85. They want to leave 20% tip. how much should they leave?

algebra 1
rene needs to determine the equation of a line passing through the point (-1,7) that is parallel to y=-3x-4 a. y=-3x+7 b. y=-3x+4 c. y=3x-7 d. y=3x-4

Math
So it is the 2 that is in the thousandths place. To Ms. Sue

Math
Sorry the number is 0.8923 which digit is in the thousandths place? I believe it is the 8 but the 0 is throwing me off

Math
Which digit is in the thousandths place am confused by the 0 but I believe the 8 is in the thousandths place.

Math
was working it to fast forty-nine

Math
I have to write this number in word form 1,358,049? Is it One million, three hundred fifty-eight thousand, forty-five

math
At a school there are 704 chairs to place into 22 classes if the same number of chairs are placed in each class rooms how many chairs will be in each room? So I divided 704 by 22 and came up with 32 chairs and I correct.

math
Thank you Ms. Sue

math
3,537,000

math
3,537

math
The total land area for the United States is 3537438.98 square miles what is the value rounded to the nearest thousand square miles?

physics
To leave Nicholson, you exit via the door to the quad. The door is 40 inches wide and has a mass of 200 kg. You push the door with a perpendicular force of 52.61N exactly 0.86m away from the hinge. This generates the minimum torque, \tau_1, required to open the door. If you ...

phyics
a 1350 g projectile is launched with a force of 150N. the length f the firing arm is 1.25 m . determine the velocity

algebra
The mass of jupiter is about 1.900*10^24 metric tons.The mass of the sun is about 1.998*10^27 metric tons.about how many times the mass of jupiter is the mass of the sun?give answer in scientific notation.

math
two trains are at stations that are 800 miles apart. if they start traveling toward each other at the same time one averaging 67 mph and the other averaging 53 mph in how many hours will they pass each other?

Math
Write and graph an inequality for the daily number of calories that are recommended for a sedentary male. The graph shows Sedentary as: no more than 2200 calories.

English
That's another example in a different sentence in my essay. I already changed it , I need something to replace "doing lots"

English
Colloquial **

English
She doesn't want me to use that. For example she also said I had to change the word "handle " since it was colloquy a and I changed it to manage.

English
He is capable of doing lots with his physical ability but relies on the support of George in his life.

English
In my essay I wrote "doing lots" in a sentence and my teacher wrote me back feedback saying it was colloquial , how can I correct /change this and what can I use instead? Thanks :)

Social Studies
c. The Philippines Islands

History
Do some types of speech deserve more constitutional protection than others? If so, describe one (1) type that deserves the most protection and one (1) type that deserves the least.

physics
A person pushes a 16.5-kg shopping cart at a constant velocity for a distance of 36.6 m on a flat horizontal surface. She pushes in a direction 27.9 ° below the horizontal. A 48.1-N frictional force opposes the motion of the cart. (a) What is the magnitude of the force ...

math
Maria needed 5 gallons of gas to fill her​ car's gas tank. The mileage odometer read 34,300 miles. When the odometer read 34,528 Maria filled the tank with 12 gallons. At the end of the​ trip, she filled the tank with 17 gallons, and the odometer read 34,868 ...

algebra

algebra
How would you convert the repeating nondeterminating decimal into a fraction? 0.151515...

Math
An executive committee consists of 11 members: 5 men and 6 women. 3 members are selected at random to attend a meeting in Hawaii. The names are drawn from a hat. What is the probability that all 3 selected are women? Thanks for the help

Math
Suppose you draw a card from an ordinary deck of playing cards What are the odds in favor of drawing a face card? b. What are the odds against drawing a face card?

Chemistry
How many moles of chloride ions are in 100mL of a 0.3molar solution of AlCl3? #moles Cl =(.3M AlCl3)(.1L)(105g/mol / 132g/m0l)

Chemistry
A 453 mL solution has a chloride concentration of 0.0253 M. This solution was prepared by adding solid FeCl3 to water. How many grams of FeCl3 are required?

Math
109-x=96 cannot figure out why 13 keeps coming up as the answer. Seems like you should be adding 109 to both sides; any help?

Math
1.8 divided into 5.0 is what answer? My answer is 2.7 with 7 continuing or with a remainder of 14

At a certain marathon race, the winner comes in at a time of 130 minutes. Second place comes in at a time of 135 minutes, and third place comes in at 140 minutes. Starting with third place, contestants come in at regular intervals all the way up to the last successful finisher...

Math
Julio is making a bookcase with 5 shelves. Each shelf is to be 3/4 yard long. How much wood does Julio need for the shelves?

Math
At a certain marathon race, the winner comes in at a time of 130 minutes. Second place comes in at a time of 135 minutes, and third place comes in at 140 minutes. Starting with third place, contestants come in at regular intervals all the way up to the last successful finisher...

Math
PLEASE HELP ASAP!!! 1 rectangular prism has a base area of 120 square feet, a height of 12 feet per second and has dimensions of 84 inches, 6 feet, and 16 feet. Is the volume of the second more than or less than half that of the first? now explain

Science
343j

Math
See what times table 12 and 9 go into. (3) 3 goes into 12 4 times 3 goes into 9 3 times. Take the biggest number (4) and times 12 and 9 by that number. 12x4=48 9x4=36 Take the number 3 goes into and add that number to 9:15am 3:30. I'm happy I could help you get a better ...

physics - engine
A car V8 has a bore of 4 in. and a stroke of 2.5 in., what is the engine size?

Math
No

history
Andre was correct just took the test got 100% Thanks Andre!

physics
An elephant walks east for a distance of 58 km, then walks north for a distance of 16 km and finally north east at 300 for 15 km. Find the magnitude of the elephant’s total displacement in kilometers. now would i find the change in distance by subtracting numbers and the ...

MATH
GIVE ME AN EXAMPLE OF A MULTI-STEP NUMBER SENTENCE THAT INCLUDES EXPONENTS (THAT WOULD INVOLVE ORDER OF OPERATIONS AND INCLUDE AT LEAST THREE NUMBERS).

history
2 is c I took the test

Physics ( using earth to find pressure of planet y
3. A model of Earth’s interior: Look up the radius and mass of the Earth. Radius is 6,371 km Mass is 5.974 x 10^24 kg Calculate its average density. p_e = (5.974 x 10^24 kg)/ (4/3)pi r^3 = (5.974 x 10^24 kg)/ (4/3)pi (6371)^3 = 5.54 g/cm^3 Imagine a planet of the same ...